/*==LICENSE==*

CyanWorlds.com Engine - MMOG client, server and tools
Copyright (C) 2011  Cyan Worlds, Inc.

This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
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but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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 or by snail mail at:
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*==LICENSE==*/
/*****************************************************************************
*
*   $/Plasma20/Sources/Plasma/NucleusLib/pnUtils/Private/pnUtSubst.h
*   
***/

#ifdef PLASMA20_SOURCES_PLASMA_NUCLEUSLIB_PNUTILS_PRIVATE_PNUTSUBST_H
#error "Header $/Plasma20/Sources/Plasma/NucleusLib/pnUtils/Private/pnUtSubst.h included more than once"
#endif
#define PLASMA20_SOURCES_PLASMA_NUCLEUSLIB_PNUTILS_PRIVATE_PNUTSUBST_H

template<typename chartype>
struct SubstParsedData {
    template<typename chartype>
    struct SubstBlock {
        bool        isVar;
        chartype *  data;
        unsigned    strLen;

        SubstBlock()
        :   isVar(false)
        ,   data(nil)
        {
        }

        ~SubstBlock() {
            FREE(data);
        }
    };

    ARRAY(SubstBlock<chartype>*)        blocks;

    ~SubstParsedData() {
        for (unsigned i = 0; i < blocks.Count(); ++i) {
            SubstBlock<chartype> * block = blocks[i];
            DEL(block);
        }
    }
};

bool ParseForSubst (
    SubstParsedData<wchar> *    dest,
    const wchar                 src[]
);
bool ParseForSubst (
    SubstParsedData<char> *     dest,
    const char                  src[]
);

// Return value is for validation purposes only; it may be ignored
bool VarSubstitute (
    ARRAY(wchar) *  dst,
    const wchar     src[],
    unsigned        varCount,
    const wchar *   varNames[],   // [varCount]
    const wchar *   varValues[]   // [varCount]
);
bool VarSubstitute (
    ARRAY(char) *   dst,
    const char      src[],
    unsigned        varCount,
    const char *    varNames[],    // [varCount]
    const char *    varValues[]    // [varCount]
);
bool VarSubstitute (
    ARRAY(wchar) *                      dst,
    const SubstParsedData<wchar> *      src,
    unsigned                            varCount,
    const wchar *                       varNames[],   // [varCount]
    const wchar *                       varValues[]   // [varCount]
);
bool VarSubstitute (
    ARRAY(char) *                       dst,
    const SubstParsedData<char> *       src,
    unsigned                            varCount,
    const char *                        varNames[],   // [varCount]
    const char *                        varValues[]   // [varCount]
);